Message threading assert-crashfix.

--HG--
branch : HEAD

diff --git a/src/lib-storage/index/index-thread-links.c b/src/lib-storage/index/index-thread-links.c
index 380773fb3ef4d58dcf496fa25c2edbb6a1ce309f..d73d32e6527c79f294b95433f756359b60942a8e 100644 (file)
--- a/src/lib-storage/index/index-thread-links.c
+++ b/src/lib-storage/index/index-thread-links.c
@@ -205,6 +205,9 @@ bool mail_thread_remove(struct mail_thread_cache *cache,
 
        if (msgid_map->uid > cache->last_uid) {
                /* this message was never added to the cache, skip */
+               while (msgid_map[count].uid == msgid_map->uid)
+                       count++;
+               *msgid_map_idx += count;
                return TRUE;
        }